[INFO] fetching crate fixed 1.10.0...
[INFO] checking fixed-1.10.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate fixed 1.10.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fixed 1.10.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed 1.10.0
[INFO] finished tweaking crates.io crate fixed 1.10.0
[INFO] tweaked toml for crates.io crate fixed 1.10.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8299148461546e695cd5915977c69bf74730a3ff23f0856867d0b0e8f4162f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e8299148461546e695cd5915977c69bf74730a3ff23f0856867d0b0e8f4162f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8299148461546e695cd5915977c69bf74730a3ff23f0856867d0b0e8f4162f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8299148461546e695cd5915977c69bf74730a3ff23f0856867d0b0e8f4162f8", kill_on_drop: false }`
[INFO] [stdout] e8299148461546e695cd5915977c69bf74730a3ff23f0856867d0b0e8f4162f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31b0ead4f6c51ce144629b920c53805d27026bddc9c9316fef260e147cd043c1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "31b0ead4f6c51ce144629b920c53805d27026bddc9c9316fef260e147cd043c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling fixed v1.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/arith.rs:830:61
[INFO] [stdout]     |
[INFO] [stdout] 830 |                     let (col12, carry_col3) = partial_col12.carrying_add(ll_rh);
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 914 | mul_div_fallback! { u128, u128, Unsigned }
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `FallbackHelper::carrying_add(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(bigint_helper_methods)]` to the crate attributes to enable `num::<impl u128>::carrying_add`
[INFO] [stdout]     = note: this warning originates in the macro `mul_div_fallback` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/arith.rs:859:57
[INFO] [stdout]     |
[INFO] [stdout] 859 |                 let (col12, carry_col3) = partial_col12.carrying_add(ll_rh);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 914 | mul_div_fallback! { u128, u128, Unsigned }
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `FallbackHelper::carrying_add(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(bigint_helper_methods)]` to the crate attributes to enable `num::<impl u128>::carrying_add`
[INFO] [stdout]     = note: this warning originates in the macro `mul_div_fallback` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/arith.rs:830:61
[INFO] [stdout]     |
[INFO] [stdout] 830 |                     let (col12, carry_col3) = partial_col12.carrying_add(ll_rh);
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 914 | mul_div_fallback! { u128, u128, Unsigned }
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `FallbackHelper::carrying_add(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(bigint_helper_methods)]` to the crate attributes to enable `core::num::<impl u128>::carrying_add`
[INFO] [stdout]     = note: this warning originates in the macro `mul_div_fallback` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/arith.rs:859:57
[INFO] [stdout]     |
[INFO] [stdout] 859 |                 let (col12, carry_col3) = partial_col12.carrying_add(ll_rh);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 914 | mul_div_fallback! { u128, u128, Unsigned }
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `FallbackHelper::carrying_add(...)` to keep using the current method
[INFO] [stdout]     = help: add `#![feature(bigint_helper_methods)]` to the crate attributes to enable `core::num::<impl u128>::carrying_add`
[INFO] [stdout]     = note: this warning originates in the macro `mul_div_fallback` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.28s
[INFO] running `Command { std: "docker" "inspect" "31b0ead4f6c51ce144629b920c53805d27026bddc9c9316fef260e147cd043c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b0ead4f6c51ce144629b920c53805d27026bddc9c9316fef260e147cd043c1", kill_on_drop: false }`
[INFO] [stdout] 31b0ead4f6c51ce144629b920c53805d27026bddc9c9316fef260e147cd043c1